﻿using System.Collections.Generic;

namespace Biljart.Model.Service
{
    internal interface IUserService
    {
        
        User GetUser(long id);
        IEnumerable<User> GetUsers();
        IEnumerable<User> GetUsers(HashSet<long> ids);
        bool AddUser(User user, string password, string email);
        bool LogIn(string nickname, string password);
    }
}